81196994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{8513}}^1$

素因数の和:8785

約数の個数: 16

約数和(自身を含む): 128731680

約数和(自身を除く): 47534686

約数列:

[1, 2, 19, 38, 251, 502, 4769, 8513, 9538, 17026, 161747, 323494, 2136763, 4273526, 40598497, 81196994]

約数ペア:

[(1, 81196994), (2, 40598497), (19, 4273526), (38, 2136763), (251, 323494), (502, 161747), (4769, 17026), (8513, 9538)]